Year	current US$
1995	12500000
1996	13399999.6185303
1997	12100000.3814697
1998	13300000.1907349
1999	8699999.80926514
2000	8899999.61853027
2001	8899999.61853027
2002	4900000.09536743
2003	7099999.90463257
2004	11199999.8092651
2005	11500000
2006	11500000
2007	11600000.3814697
2008	11800000.1907349
2009	11699999.8092651
2010	11899999.6185303
2011	12500000
2012	11199999.8092651